DS90UR908QSQE/NOPB National Semiconductor, DS90UR908QSQE/NOPB Datasheet - Page 22

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DS90UR908QSQE/NOPB

Manufacturer Part Number
DS90UR908QSQE/NOPB
Description
IC DESERIALIZER 65MHZ 48LLP
Manufacturer
National Semiconductor
Datasheet

Specifications of DS90UR908QSQE/NOPB

Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
DS90UR908QSQE/NOPBTR

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(dec)
ADD
0
1
(hex)
ADD
0
1
Register Name
Des Config 1
Slave ID
Bit(s)
3:2
6:0
7
6
5
4
1
0
7
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
FIGURE 23. Serial Control Bus — WRITE
FIGURE 22. Serial Control Bus — READ
TABLE 8. Serial Bus Control Registers
Defa
(bin)
1110
000
ult
00
0
0
0
0
0
0
0
Function
LFMODE
MAPSEL
Reserved
Reserved
CONFIG
SLEEP
REG Control
ID[X]
22
Description
0: 20 to 65 MHz Operation
1: 5 to 20 MHz Operation
FPD-Link Map Select
0: LSB on TxOUT3+/-
1: MSB on TxOUT3+/-
Reserved
Reserved
00: Normal Mode, Control Signal Filter Disabled
01: Normal Mode, Control Signal Filter Enabled
10: Backwards Compatible (DS90UR241)
11: Backwards Compatible (DS90C241)
Note – not the same function as PowerDown (PDB)
0: normal mode
1: Sleep Mode – Register settings retained.
0: Configurations set from control pins / STRAP pin
1: Configurations set from registers (except I2C_ID)
0: Address from ID[X] Pin
1: Address from Register
Serial Bus Device ID, Four IDs are:
7b '1110 001 (h'71); 8b ' 1110 0010 (h'E2)
7b '1110 010 (h'72); 8b ' 1110 0100 (h'E4)
7b '1110 011 (h'73); 8b ' 1110 0110 (h'E6)
7b '1110 110 (h'76); 8b ' 1110 1100 (h'EC)
All other addresses are Reserved.
30105139
30105138

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